typedef float4 PositionData;
typedef float2 UVData;
typedef float4 NormalData;
typedef float4 ColorData;

struct TransformData
{
    float4x4 transform;
};

struct MaterialData
{
    float m_AlbedoFactor[4];
    float m_EmissionFactor[3];
    float m_MetalFactor;
    float m_RoughFactor;
    uint m_AlbedoTex;
    uint m_NormalTex;
    uint m_MetalRoughTex;
    uint m_OcclusionTex;
    uint m_EmissionTex;
};

struct Block
{
    uint vertexBufferHandle;
    uint colorHandle;
    uint uvBufferHandle;
    uint materialBufferHandle;
    uint nodeBufferHandle;
    int m_MaterialIdx;
    uint m_NodeIdx;
};

struct Camera
{
    float4x4 model;
    float4x4 view;
    float4x4 proj;
};

#define INVALID_HANDLE 0xFFFFFFFF

[[vk::binding(0, 0)]] StructuredBuffer<PositionData> vertexBuffer[];
[[vk::binding(0, 0)]] StructuredBuffer<UVData> uvBuffer[];
[[vk::binding(0, 0)]] StructuredBuffer<NormalData> normalBuffer[];
[[vk::binding(0, 0)]] StructuredBuffer<ColorData> colorBuffer[];
[[vk::binding(0, 0)]] StructuredBuffer<MaterialData> materialsBuffer[];
[[vk::binding(0, 0)]] StructuredBuffer<TransformData> nodeBuffer[];

[[vk::binding(1, 0)]] Texture2D<float4> textures[];
[[vk::binding(1, 0)]] SamplerState immutableSamplers[];

[[vk::binding(0, 1)]] ConstantBuffer<Camera> camera;

[[vk::push_constant]]
Block pcb;